Get the practical Protoyz Co2 capsule changer of metal. It is very stable, high quality finish and is suitable for 12 gram Co2 capsule. Games so on old Pumpenmarkierern or wherever you want. With the adapter you can connect your marker on the bottle, install or use Co2 capsules. The adapter is running very quickly and easy to use.
Delivery without CO2 capsule.
Image is approximate
for 12 gramm Co2 capsules
fits on the cylinder connection of markers